<docs>
---
order: 2
title: 带搜索框
---

## zh-CN

带搜索框的穿梭框，可以自定义搜索函数。

</docs>

<template>
  <j-transfer
    v-model:target-keys="targetKeys"
    :data-source="mockData"
    show-search
    :filter-option="filterOption"
    :render="item => item.title"
    @change="handleChange"
    @search="handleSearch"
  />
</template>
<script lang="ts">
import { defineComponent, onMounted, ref } from 'vue';
interface MockData {
  key: string;
  title: string;
  description: string;
  chosen: boolean;
}
export default defineComponent({
  setup() {
    const mockData = ref<MockData[]>([]);

    const targetKeys = ref<string[]>([]);
    onMounted(() => {
      getMock();
    });
    const getMock = () => {
      const keys = [];
      const mData = [];
      for (let i = 0; i < 20; i++) {
        const data = {
          key: i.toString(),
          title: `content${i + 1}`,
          description: `description of content${i + 1}`,
          chosen: Math.random() * 2 > 1,
        };
        if (data.chosen) {
          keys.push(data.key);
        }
        mData.push(data);
      }
      mockData.value = mData;
      targetKeys.value = keys;
    };
    const filterOption = (inputValue: string, option: MockData) => {
      return option.description.indexOf(inputValue) > -1;
    };
    const handleChange = (keys: string[], direction: string, moveKeys: string[]) => {
      console.log(keys, direction, moveKeys);
    };

    const handleSearch = (dir: string, value: string) => {
      console.log('search:', dir, value);
    };
    return {
      mockData,
      targetKeys,
      filterOption,
      handleChange,
      handleSearch,
    };
  },
});
</script>
